During the tutorial, you will be instructed to install some packages inside this
activated environment. For example, you will use $pipinstallaiopg
to install aiopg before doing the database related sections.

Note

If you decided to run the application from the repo’s source code, install
the app and its requirements:

We could have created this tutorial based on a local sqlite solution,
but sqlite is almost never used in real-world applications. To better
reflect a production example, we decided to use Postgres for the tutorial.